20529103

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:574

約数の個数: 16

約数和(自身を含む): 24192256

約数和(自身を除く): 3663153

約数列:

[1, 7, 43, 241, 283, 301, 1687, 1981, 10363, 12169, 68203, 72541, 85183, 477421, 2932729, 20529103]

約数ペア:

[(1, 20529103), (7, 2932729), (43, 477421), (241, 85183), (283, 72541), (301, 68203), (1687, 12169), (1981, 10363)]